BR112022000362A2 - Copolímeros e filmes de etileno com excelentes propriedades de selagem - Google Patents

Copolímeros e filmes de etileno com excelentes propriedades de selagem

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Publication number
BR112022000362A2
BR112022000362A2 BR112022000362A BR112022000362A BR112022000362A2 BR 112022000362 A2 BR112022000362 A2 BR 112022000362A2 BR 112022000362 A BR112022000362 A BR 112022000362A BR 112022000362 A BR112022000362 A BR 112022000362A BR 112022000362 A2 BR112022000362 A2 BR 112022000362A2
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Brazil
Prior art keywords
ethylene copolymer
density
melt index
films
ethylene
Prior art date
Application number
BR112022000362A
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English (en)
Inventor
Fazle Sibtain
Marzieh Ebrahimi
Monika Kleczek
Sepideh Kasiri
Shivendra Goyal
Vinod Konaganti
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Nova Chem Int Sa
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Filing date
Publication date
Application filed by Nova Chem Int Sa filed Critical Nova Chem Int Sa
Publication of BR112022000362A2 publication Critical patent/BR112022000362A2/pt

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    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/327—Layered products comprising a layer of synthetic resin comprising polyolefins comprising polyolefins obtained by a metallocene or single-site catalyst
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    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/14—Monomers containing five or more carbon atoms
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    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
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    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
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    • C08F4/65927—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually bridged
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    • C08J5/18—Manufacture of films or sheets
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
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    • B32B2250/05—5 or more layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2250/242—All polymers belonging to those covered by group B32B27/32
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2307/40—Properties of the layers or laminate having particular optical properties
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    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
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    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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    • C08L2203/162—Applications used for films sealable films
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Abstract

copolímeros e filmes de etileno com excelentes propriedades de selagem. uma composição de copolímero de etileno compreende: um primeiro copolímero de etileno que tem uma densidade de 0,855 a 0,913 g/cm3, uma distribuição de peso molecular, mw/mn de 1,7 a 2,3, e um índice de fusão, i2 de 0,1 a 20 g/10 min; um segundo copolímero de etileno tendo uma densidade de 0,875 a 0,936 g/cm3, uma distribuição de peso molecular, mw/mn de 2,3 a 6,0, e um índice de fusão, i2 de 0,3 a 100 g/10 min; e opcionalmente um terceiro copolímero de etileno; em que o primeiro copolímero de etileno tem mais ramificações de cadeia curta por mil átomos de carbono do que o segundo copolímero de etileno e a densidade do segundo copolímero de etileno é igual ou maior que a densidade do primeiro copolímero de etileno. a composição de copolímero de etileno tem uma densidade de 0,865 a 0,913 g/cm3; um índice de fusão, i2, de 0,5 a 10 g/10 min; e uma fração eluindo de 90 a 105 °c, tendo uma área integrada maior que 4 por cento em peso em uma análise de ctref; e pelo menos 0,0015 partes por milhão (ppm) de háfnio. o filme soprado feito a partir da composição de copolímero de etileno tem uma janela de aderência a quente (htw) de pelo menos 45 °c (a uma espessura de filme de cerca de 2 mil) e uma temperatura de início de selagem (sit) de menos que 95 °c (em uma espessura de filme de cerca de 2 mil).
BR112022000362A 2019-07-29 2020-07-22 Copolímeros e filmes de etileno com excelentes propriedades de selagem BR112022000362A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16/524,600 US11046843B2 (en) 2019-07-29 2019-07-29 Ethylene copolymers and films with excellent sealing properties
PCT/IB2020/056903 WO2021019370A1 (en) 2019-07-29 2020-07-22 Ethylene copolymers and films with excellent sealing properties

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BR112022000362A2 true BR112022000362A2 (pt) 2022-05-10

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US (1) US11046843B2 (pt)
EP (1) EP4004067A1 (pt)
JP (1) JP2022542309A (pt)
KR (1) KR20220035399A (pt)
CN (1) CN114144463B (pt)
BR (1) BR112022000362A2 (pt)
MX (1) MX2022000601A (pt)
WO (1) WO2021019370A1 (pt)

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Publication number Priority date Publication date Assignee Title
US11046843B2 (en) * 2019-07-29 2021-06-29 Nova Chemicals (International) S.A. Ethylene copolymers and films with excellent sealing properties
CA3211078A1 (en) * 2021-04-14 2022-10-20 Nova Chemicals Corporation Biaxially oriented film
CN116396549A (zh) 2022-01-04 2023-07-07 韩华道达尔能源有限公司 聚乙烯树脂组合物、其制造方法及包含其的模制品
WO2023227969A1 (en) 2022-05-25 2023-11-30 Nova Chemicals (International) S.A. Polymer blend and multilayer film structure
WO2024062315A1 (en) 2022-09-23 2024-03-28 Nova Chemicals (International) S.A. Ethylene copolymer composition and film applications

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US11046843B2 (en) 2021-06-29
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